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# 97 . Suppose that an accounting firm does randomly surveys 100 study to determine the time needed people_ The sample mean is 23.6 hours. There complete one person &...

## Question

###### 97 . Suppose that an accounting firm does randomly surveys 100 study to determine the time needed people_ The sample mean is 23.6 hours. There complete one person '$tax foris: population distribution assumed t0 be normal, known standard deviation of 7.0 hours. TheIn words, clefine the random variables X and Which distribution should YOu use for this problem? Explain your choice Construct 90% confidence interval for the population mean time comiplete the tax forns: State the confidence inte 97 . Suppose that an accounting firm does randomly surveys 100 study to determine the time needed people_ The sample mean is 23.6 hours. There complete one person '$ tax foris: population distribution assumed t0 be normal, known standard deviation of 7.0 hours. The In words, clefine the random variables X and Which distribution should YOu use for this problem? Explain your choice Construct 90% confidence interval for the population mean time comiplete the tax forns: State the confidence interval Sketch the graph Calculate the error bound,  #### Similar Solved Questions

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